Contabo - Cloud VPS 4 Yab
October 25th 2026
This is the yab (yabs.sh results) for tests that were run on a Contabo server on October 25th 2026.
yabs.sh is an easy to run and powerful script that runs a full set of benchmarks on your server. Get Started with Yabs. You can collect, organize and visualize your yabs for free at VPSBenchmarks.
Go to your Dashboard to manage your yabs.
Compare Geekbench, Fio and Iperf3 benchmark results from the Yabs comparison page.
Server
| Provider | Contabo |
|---|---|
| VPS Plan | Cloud VPS 4 |
| OS Version | Ubuntu 26.04.1 LTS |
| Data Center Location | Lauterbourg, Grand Est, France |
Specs
| Processor | AMD EPYC Processor (with IBPB) |
|---|---|
| CPU cores | 4 @ 3544.674 MHz |
| RAM | 7.7 GiB |
| Disk | 152.5 GB |
| Swap | 4.0 GiB |
| Kernel | 7.0.0-38-generic |
| AES-NI | ✔ Enabled |
| VM-x/AMD-V | ❌ Disabled |
| VM Type |
Raw Yabs.sh Output
{
"version": "v2026-10-07",
"time": "20261025-163858",
"os": {
"arch": "x64",
"distro": "Ubuntu 26.04.1 LTS",
"kernel": "7.0.0-38-generic",
"uptime": 591330.16,
"vm": "KVM"
},
"net": {
"ipv4": true,
"ipv6": true
},
"cpu": {
"model": "AMD EPYC Processor (with IBPB)",
"cores": 4,
"freq": "3544.674 MHz",
"aes": true,
"virt": false
},
"mem": {
"ram": 8126456,
"ram_units": "KiB",
"swap": 4194300,
"swap_units": "KiB",
"disk": 152479980,
"disk_units": "KB"
},
"ip_info": {
"protocol": "IPv6",
"isp": "Contabo GmbH",
"asn": "AS51167 Contabo GmbH",
"org": "Contabo GmbH",
"city": "Lauterbourg",
"region": "Grand Est",
"region_code": "GES",
"country": "France"
},
"partition": "/dev/sda1",
"fio": [
{
"bs": "4k",
"speed_r": 63804,
"iops_r": 15951,
"speed_w": 63921,
"iops_w": 15980,
"speed_rw": 127725,
"iops_rw": 31931,
"speed_units": "KBps"
},
{
"bs": "64k",
"speed_r": 376805,
"iops_r": 5887,
"speed_w": 378788,
"iops_w": 5918,
"speed_rw": 755593,
"iops_rw": 11805,
"speed_units": "KBps"
},
{
"bs": "512k",
"speed_r": 645867,
"iops_r": 1261,
"speed_w": 680184,
"iops_w": 1328,
"speed_rw": 1326051,
"iops_rw": 2589,
"speed_units": "KBps"
},
{
"bs": "1m",
"speed_r": 599931,
"iops_r": 585,
"speed_w": 639886,
"iops_w": 624,
"speed_rw": 1239817,
"iops_rw": 1209,
"speed_units": "KBps"
}
],
"iperf": [
{
"mode": "IPv4",
"provider": "Clouvider",
"loc": "London, UK (10G)",
"send": "174 Mbits/sec",
"recv": "80.8 Mbits/sec",
"latency": "14.0 ms"
},
{
"mode": "IPv4",
"provider": "Eranium",
"loc": "Amsterdam, NL (100G)",
"send": "169 Mbits/sec",
"recv": "193 Mbits/sec",
"latency": "12.1 ms"
},
{
"mode": "IPv4",
"provider": "Uztelecom",
"loc": "Tashkent, UZ (10G)",
"send": "163 Mbits/sec",
"recv": "64.6 Mbits/sec",
"latency": "108 ms"
},
{
"mode": "IPv4",
"provider": "Leaseweb",
"loc": "Singapore, SG (10G)",
"send": "38.7 Mbits/sec",
"recv": "137 Mbits/sec",
"latency": "237 ms"
},
{
"mode": "IPv4",
"provider": "Clouvider",
"loc": "Los Angeles, CA, US (10G)",
"send": "150 Mbits/sec",
"recv": "51.7 Mbits/sec",
"latency": "153 ms"
},
{
"mode": "IPv4",
"provider": "Leaseweb",
"loc": "NYC, NY, US (10G)",
"send": "136 Mbits/sec",
"recv": "89.5 Mbits/sec",
"latency": "84.5 ms"
},
{
"mode": "IPv4",
"provider": "Edgoo",
"loc": "Sao Paulo, BR (1G)",
"send": "busy ",
"recv": "busy ",
"latency": "214 ms"
},
{
"mode": "IPv6",
"provider": "Clouvider",
"loc": "London, UK (10G)",
"send": "186 Mbits/sec",
"recv": "95.2 Mbits/sec",
"latency": "88.1 ms"
},
{
"mode": "IPv6",
"provider": "Eranium",
"loc": "Amsterdam, NL (100G)",
"send": "176 Mbits/sec",
"recv": "188 Mbits/sec",
"latency": "10.8 ms"
},
{
"mode": "IPv6",
"provider": "Uztelecom",
"loc": "Tashkent, UZ (10G)",
"send": "168 Mbits/sec",
"recv": "66.2 Mbits/sec",
"latency": "108 ms"
},
{
"mode": "IPv6",
"provider": "Leaseweb",
"loc": "Singapore, SG (10G)",
"send": "160 Mbits/sec",
"recv": "127 Mbits/sec",
"latency": "182 ms"
},
{
"mode": "IPv6",
"provider": "Clouvider",
"loc": "Los Angeles, CA, US (10G)",
"send": "154 Mbits/sec",
"recv": "75.9 Mbits/sec",
"latency": "166 ms"
},
{
"mode": "IPv6",
"provider": "Leaseweb",
"loc": "NYC, NY, US (10G)",
"send": "156 Mbits/sec",
"recv": "72.4 Mbits/sec",
"latency": "139 ms"
},
{
"mode": "IPv6",
"provider": "Edgoo",
"loc": "Sao Paulo, BR (1G)",
"send": "busy ",
"recv": "busy ",
"latency": "227 ms"
}
],
"geekbench": [
{
"version": 6,
"single": 1012,
"multi": 1557,
"url": "https://browser.geekbench.com/v6/cpu/19388537"
}
],
"runtime": {
"start": 1792939138,
"end": 1792940192,
"elapsed": 1054
}
}
Results Summary
The scale in the charts between 0 and 100 represents the performance of this server for each metric relative to the performance of all other servers tested recently at VPSBenchmarks for that same metric.
- 100 means the server is the fastest for this metric.
- 50 means the server has exactly median performance for this metric.
- 0 means the server is the slowest for this metric.
Geekbench 6
Geekbench measures your processor's single-core and multi-core power.
| Full Test | https://browser.geekbench.com/v6/cpu/19388537 |
|---|---|
| Multi Core | 1557 |
| Single Core | 1012 |
Fio
This Fio test evaluates disk performance in 4 random read and write runs with different block sizes, 50% reads and 50% writes.
All fio tests below run in asynchronous direct mode using libaio and use 2 execution threads regardless of the size of the server.
| 4k | 64k | 512k | 1m | |
|---|---|---|---|---|
| Read | 63.8 MB/s 15.951k IOPS | 376.8 MB/s 5.887k IOPS | 645.9 MB/s 1.261k IOPS | 599.9 MB/s 0.585k IOPS |
| Write | 63.9 MB/s 15.98k IOPS | 378.8 MB/s 5.918k IOPS | 680.2 MB/s 1.328k IOPS | 639.9 MB/s 0.624k IOPS |
| Total | 127.7 MB/s 31.931k IOPS | 755.6 MB/s 11.805k IOPS | 1326.1 MB/s 2.589k IOPS | 1239.8 MB/s 1.209k IOPS |
Iperf3 ipv4
Iperf3 tests download and upload speeds to various locations using 8 parallel threads.
| Download | Upload | |
|---|---|---|
|
Edgoo Sao Paulo, BR (1G) |
busy | busy |
|
Clouvider London, UK (10G) |
81 Mbits/sec | 174 Mbits/sec |
|
Leaseweb NYC, NY, US (10G) |
90 Mbits/sec | 136 Mbits/sec |
|
Eranium Amsterdam, NL (100G) |
193 Mbits/sec | 169 Mbits/sec |
|
Leaseweb Singapore, SG (10G) |
137 Mbits/sec | 39 Mbits/sec |
|
Uztelecom Tashkent, UZ (10G) |
65 Mbits/sec | 163 Mbits/sec |
|
Clouvider Los Angeles, CA, US (10G) |
52 Mbits/sec | 150 Mbits/sec |
Iperf3 ipv6
Iperf3 tests download and upload speeds to various locations using 8 parallel threads.
| Download | Upload | |
|---|---|---|
|
Edgoo Sao Paulo, BR (1G) |
busy | busy |
|
Clouvider London, UK (10G) |
95 Mbits/sec | 186 Mbits/sec |
|
Leaseweb NYC, NY, US (10G) |
72 Mbits/sec | 156 Mbits/sec |
|
Eranium Amsterdam, NL (100G) |
188 Mbits/sec | 176 Mbits/sec |
|
Leaseweb Singapore, SG (10G) |
127 Mbits/sec | 160 Mbits/sec |
|
Uztelecom Tashkent, UZ (10G) |
66 Mbits/sec | 168 Mbits/sec |
|
Clouvider Los Angeles, CA, US (10G) |
76 Mbits/sec | 154 Mbits/sec |